Updates are available Correction dated 2019-08-20
Click to view Correction: https://doi.org/10.1186/s13063-019-3630-y
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Authors
Villar, Juan Carlos http://orcid.org/0000-0002-7047-7299
Herrera, Víctor Mauricio
Pérez Carreño, Juan Guillermo
Váquiro Herrera, Eliana
Castellanos Domínguez, Yeny Zulay
Vásquez, Skarlet Marcell
Cucunubá, Zulma Milena
Prado, Nilda Graciela
Hernández, Yolanda
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Funding
Funding for this research was provided by:
Colciencias (Research contract 729-2013)
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More Information
Article History
Received: 8 January 2019
Accepted: 10 May 2019
First Online: 15 July 2019
Change Date: 20 August 2019
Change Type: Correction
Change Details: Following publication of the original article [1], the authors notified us of a few requested editions that were not implemented adequately during proofing. The publisher apologizes for the inconvenience caused to our authors and readers.
Ethics approval and consent to participate
: Prior to seeking funding for this project, the study protocol was approved by the research ethics committee at the National Institute of Health (approval code CTIN 13-2012) and the clinical research ethics committee at the Fundación Cardioinfantil - Instituto de Cardiología (approval code CEIC 1424-2012). Additional approval was obtained from certified research committees to oversee the conduct of clinical trials at participating centres: Fundación Cardioinfantil - Instituto de Cardiología (CEIC 2367-2015) and Fundación Oftalmológica de Santander (Nov-2014) (see Additional file InternalRef removed). Written informed consent was provided by all participants before their inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.
